TLS Online TPP Program

#Question id: 12144


Which statement regarding population growth rates is incorrect? 

#Section 2: Evolution
  1. Net reproductive rate is the expected total number of female offspring produced by an average female over the course of her life span
  2. The shorter the generation time, the faster population size can change
  3. If r0 < 1, then the population is decreasing
  4. If r > 1, then the population is decreasing
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TLS Online TPP Program

#Question id: 16876

#Section 3: Mathematics and Quantitative Ecology

For a random sample of 9 women, the average resting pulse rate is x = 76 beats per minute, and the sample standard deviation is s = 5. The standard error of the sample mean is

TLS Online TPP Program

#Question id: 16877

#Section 3: Mathematics and Quantitative Ecology

Assume the cholesterol levels in a certain population have mean μ= 200 and standard deviation σ = 24. The cholesterol levels for a random sample of n = 9 individuals are measured and the sample mean x is determined. What is the z-score for a sample mean x = 180?

TLS Online TPP Program

#Question id: 16878

#Section 3: Mathematics and Quantitative Ecology

In a past General Social Survey, a random sample of men and women answered the question “Are you a member of any sports clubs?” Based on the sample data, 95% confidence intervals for the population proportion who would answer “yes” are .13 to .19 for women and .247 to .33 for men. Based on these results, you can reasonably conclude that

TLS Online TPP Program

#Question id: 16879

#Section 3: Mathematics and Quantitative Ecology

Suppose a 95% confidence interval for the proportion of Americans who exercise regularly is 0.29 to 0.37. Which one of the following statements is FALSE?

TLS Online TPP Program

#Question id: 16880

#Section 3: Mathematics and Quantitative Ecology

In hypothesis testing, a Type 2 error occurs when

TLS Online TPP Program

#Question id: 16881

#Section 3: Mathematics and Quantitative Ecology

Null and alternative hypotheses are statements about: